The salivary gland located below the tongue is the:
A. Parotid gland
B. Submandibular gland
C. Sublingual gland
D. Lacrimal gland
Answer: Option C
Solution (By JKExamLibrary)
The sublingual glands are the smallest of the three paired salivary glands, located under the tongue. The parotid is near the ear, submandibular under the jaw.
Explanation:
Relaxin is a peptide hormone produced by the corpus luteum and the placenta during pregnancy. Its primary roles are to relax the smooth muscles of the uterus (inhibiting contractions to maintain pregnancy) and to soften and increase the flexibility of the connective tissues in the pelvis, specifically the pelvic ligaments and the pubic symphysis. This relaxation and widening of the pelvic joints facilitate the passage of the baby through the birth canal during delivery.
Explanation:
Phycocyanin is a blue phycobiliprotein pigment present in cyanobacteria (blue-green algae), along with chlorophyll a. Phycoerythrin is red, carotene orange. Phycobilins are accessory pigments that capture light energy for photosynthesis.
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